package org.cbioportal.legacy.web;

import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;
import org.cbioportal.legacy.model.MutSig;
import org.cbioportal.legacy.model.meta.BaseMeta;
import org.cbioportal.legacy.service.SignificantlyMutatedGeneService;
import org.cbioportal.legacy.web.config.TestConfig;
import org.cbioportal.legacy.web.parameter.HeaderKeyConstants;
import org.hamcrest.Matchers;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
import org.springframework.boot.test.mock.mockito.MockBean;
import org.springframework.http.MediaType;
import org.springframework.security.test.context.support.WithMockUser;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
import org.springframework.test.web.servlet.result.MockMvcResultMatchers;

@RunWith(SpringJUnit4ClassRunner.class)
@WebMvcTest
@ContextConfiguration(classes = {SignificantlyMutatedGenesController.class, TestConfig.class})
public class SignificantlyMutatedGenesControllerTest {

  private static final int TEST_CANCER_STUDY_ID_1 = 1;
  private static final String TEST_CANCER_STUDY_IDENTIFIER_1 = "test_study_1";
  private static final int TEST_ENTREZ_GENE_ID_1 = 1;
  private static final String TEST_HUGO_GENE_SYMBOL_1 = "test_hugo_gene_symbol_1";
  private static final int TEST_RANK_1 = 1;
  private static final int TEST_NUMBASESCOVERED_1 = 1;
  private static final int TEST_NUMMUTATIONS_1 = 1;
  private static final BigDecimal TEST_P_VALUE_1 = new BigDecimal(0.1);
  private static final BigDecimal TEST_Q_VALUE_1 = new BigDecimal(0.1);
  private static final int TEST_ENTREZ_GENE_ID_2 = 2;
  private static final String TEST_HUGO_GENE_SYMBOL_2 = "test_hugo_gene_symbol_2";
  private static final int TEST_RANK_2 = 2;
  private static final int TEST_NUMBASESCOVERED_2 = 2;
  private static final int TEST_NUMMUTATIONS_2 = 2;
  private static final BigDecimal TEST_P_VALUE_2 = new BigDecimal(0.2);
  private static final BigDecimal TEST_Q_VALUE_2 = new BigDecimal(0.2);

  @MockBean private SignificantlyMutatedGeneService significantlyMutatedGeneService;

  @Autowired private MockMvc mockMvc;

  @Test
  @WithMockUser
  public void getSignificantlyMutatedGenesDefaultProjection() throws Exception {

    List<MutSig> mutSigList = new ArrayList<>();
    MutSig mutSig1 = new MutSig();
    mutSig1.setCancerStudyId(TEST_CANCER_STUDY_ID_1);
    mutSig1.setCancerStudyIdentifier(TEST_CANCER_STUDY_IDENTIFIER_1);
    mutSig1.setEntrezGeneId(TEST_ENTREZ_GENE_ID_1);
    mutSig1.setHugoGeneSymbol(TEST_HUGO_GENE_SYMBOL_1);
    mutSig1.setRank(TEST_RANK_1);
    mutSig1.setNumbasescovered(TEST_NUMBASESCOVERED_1);
    mutSig1.setNummutations(TEST_NUMMUTATIONS_1);
    mutSig1.setpValue(TEST_P_VALUE_1);
    mutSig1.setqValue(TEST_Q_VALUE_1);
    mutSigList.add(mutSig1);
    MutSig mutSig2 = new MutSig();
    mutSig2.setCancerStudyId(TEST_CANCER_STUDY_ID_1);
    mutSig2.setCancerStudyIdentifier(TEST_CANCER_STUDY_IDENTIFIER_1);
    mutSig2.setEntrezGeneId(TEST_ENTREZ_GENE_ID_2);
    mutSig2.setHugoGeneSymbol(TEST_HUGO_GENE_SYMBOL_2);
    mutSig2.setRank(TEST_RANK_2);
    mutSig2.setNumbasescovered(TEST_NUMBASESCOVERED_2);
    mutSig2.setNummutations(TEST_NUMMUTATIONS_2);
    mutSig2.setpValue(TEST_P_VALUE_2);
    mutSig2.setqValue(TEST_Q_VALUE_2);
    mutSigList.add(mutSig2);

    Mockito.when(
            significantlyMutatedGeneService.getSignificantlyMutatedGenes(
                Mockito.any(),
                Mockito.any(),
                Mockito.any(),
                Mockito.any(),
                Mockito.any(),
                Mockito.any()))
        .thenReturn(mutSigList);

    mockMvc
        .perform(
            MockMvcRequestBuilders.get("/api/studies/test_study_id/significantly-mutated-genes")
                .accept(MediaType.APPLICATION_JSON))
        .andExpect(MockMvcResultMatchers.status().isOk())
        .andExpect(
            MockMvcResultMatchers.content().contentTypeCompatibleWith(MediaType.APPLICATION_JSON))
        .andExpect(MockMvcResultMatchers.jsonPath("$", Matchers.hasSize(2)))
        .andExpect(MockMvcResultMatchers.jsonPath("$[0].cancerStudyId").doesNotExist())
        .andExpect(
            MockMvcResultMatchers.jsonPath("$[0].studyId").value(TEST_CANCER_STUDY_IDENTIFIER_1))
        .andExpect(MockMvcResultMatchers.jsonPath("$[0].entrezGeneId").value(TEST_ENTREZ_GENE_ID_1))
        .andExpect(
            MockMvcResultMatchers.jsonPath("$[0].hugoGeneSymbol").value(TEST_HUGO_GENE_SYMBOL_1))
        .andExpect(MockMvcResultMatchers.jsonPath("$[0].numbasescovered").doesNotExist())
        .andExpect(MockMvcResultMatchers.jsonPath("$[0].nummutations").doesNotExist())
        .andExpect(
            MockMvcResultMatchers.jsonPath("$[0].numberOfMutations").value(TEST_NUMMUTATIONS_1))
        .andExpect(MockMvcResultMatchers.jsonPath("$[0].rank").value(TEST_RANK_1))
        .andExpect(MockMvcResultMatchers.jsonPath("$[0].pValue").value(TEST_P_VALUE_1))
        .andExpect(MockMvcResultMatchers.jsonPath("$[0].qValue").value(TEST_Q_VALUE_1))
        .andExpect(MockMvcResultMatchers.jsonPath("$[1].cancerStudyId").doesNotExist())
        .andExpect(
            MockMvcResultMatchers.jsonPath("$[1].studyId").value(TEST_CANCER_STUDY_IDENTIFIER_1))
        .andExpect(MockMvcResultMatchers.jsonPath("$[1].entrezGeneId").value(TEST_ENTREZ_GENE_ID_2))
        .andExpect(
            MockMvcResultMatchers.jsonPath("$[1].hugoGeneSymbol").value(TEST_HUGO_GENE_SYMBOL_2))
        .andExpect(MockMvcResultMatchers.jsonPath("$[1].numbasescovered").doesNotExist())
        .andExpect(MockMvcResultMatchers.jsonPath("$[1].nummutations").doesNotExist())
        .andExpect(
            MockMvcResultMatchers.jsonPath("$[1].numberOfMutations").value(TEST_NUMMUTATIONS_2))
        .andExpect(MockMvcResultMatchers.jsonPath("$[1].rank").value(TEST_RANK_2))
        .andExpect(MockMvcResultMatchers.jsonPath("$[1].pValue").value(TEST_P_VALUE_2))
        .andExpect(MockMvcResultMatchers.jsonPath("$[1].qValue").value(TEST_Q_VALUE_2));
  }

  @Test
  @WithMockUser
  public void getSignificantlyMutatedGenesMetaProjection() throws Exception {

    BaseMeta baseMeta = new BaseMeta();
    baseMeta.setTotalCount(2);

    Mockito.when(
            significantlyMutatedGeneService.getMetaSignificantlyMutatedGenes(Mockito.anyString()))
        .thenReturn(baseMeta);

    mockMvc
        .perform(
            MockMvcRequestBuilders.get("/api/studies/test_study_id/significantly-mutated-genes")
                .param("projection", "META"))
        .andExpect(MockMvcResultMatchers.status().isOk())
        .andExpect(MockMvcResultMatchers.header().string(HeaderKeyConstants.TOTAL_COUNT, "2"));
  }
}
